CVE-2025-12739

An attacker with viewer permissions in Looker could craft a malicious URL that, when opened by a Looker admin, would execute an attacker-supplied script. Exploitation required at least one Looker extension installed on the instance. Looker-hosted and Self-hosted were found to be vulnerable. This...

CVE-2025-12739

CVE-2025-12739 involves a Cross-Site Scripting (XSS) vulnerability in Looker’s Extension Loader. An attacker with viewer permissions can craft a malicious URL that, when opened by a Looker administrator, could run attacker-supplied script. Exploitation requires at least one Looker extension insta...

PT-2025-47896

An attacker with viewer permissions in Looker could craft a malicious URL that, when opened by a Looker admin, would execute an attacker-supplied script. Exploitation required at least one Looker extension installed on the instance. Looker-hosted and Self-hosted were found to be vulnerable. This...

CVE-2025-12739: Improper Neutralization of Input During Web Page Generation

An attacker with viewer permissions in Looker could craft a malicious URL that, when opened by a Looker admin, would execute an attacker-supplied script. Exploitation required at least one Looker extension installed on the instance. Looker-hosted and Self-hosted were found to be vulnerable. This...